WAC 182-530-4125. Generics first for a client's first course of treatment

(1) The medicaid agency may require preferred generic drugs on the Washington preferred drug list (Washington PDL) be used before any brand name or nonpreferred generic drugs for a client's first course of treatment within that therapeutic class of drugs, according to RCW 69.41.190 . (2) For drug classes selected by the agency that meet the criteria of subsection (1) of this section, only preferred generic drugs are covered for a client's first course of treatment, except as identified in subsection (3) of this section. (3) Endorsing practitioners' prescriptions written "dispense as written (DAW)" for preferred and nonpreferred brand name drugs and nonpreferred generics in the specific drug classes on the Washington PDL reviewed by the drug use review (DUR) board will be subject to authorization to establish medical necessity as defined in WAC 182-500-0070 . (4) The agency uses point-of-sale (POS) claim messaging to tell pharmacies to use a preferred generic drug for the client's first course of treatment in specific drug classes.